Hi I m laying on my stomach on the floor, forthree days now I can t lay on my back or sides, at the top of my butt crack I have what looks like a rash somewhat of small bumps and it feel like a swollen lump at the very top towards the left side of my buttocks, I don t know what it is, it wa s feeling better until I fell a sleep on the floor now everybudge it tighten up it feel like, what should I do sir or madam, please help, this never happened before besides a few boils years ago